Support OTG function, no need for network, you can read standard USB disk on your phone. 3 Pcs USB-C Male to USB 3.0 Female OTG Cable Adaptor for S9 and other Type-C. 5pcs Ultra Mini Type-C USB-C to USB 2.0 OTG Adapter for Cell Phone Tablet USB.
This product would be ideal for users who need to charge their mobile devices and transfer data from a computer with USB-C ports.
